请问885 SecD 的13题

Aho, a Kiowa matriarch, held festivals in her home, they featured the preparation of great quantities of ceremonial food, the wearing of many layers of colorful clothing adorned with silver, and the recounting of traditional tribal jokes and stories.

(A) Aho, a Kiowa matriarch, held festivals in her home, they featured

(B) Festivals were held in Aho, a Kiowa matriarch’s home, which featured

(C) Aho, who was a Kiowa matriarch in her home, held festivals featuring

(D) In her home, Aho, a Kiowa matriarch, held festivals that featured（D）

(E) Aho, a Kiowa matriarch, held festivals in her home that featured

答案选D，请问为什么不能选E，C呢？

谢谢！

Aho, a Kiowa matriarch, held festivals in her home, they featured
the preparation of great quantities of ceremonial food, the wearing of
many layers of colorful clothing adorned with silver, and the
recounting of traditional tribal jokes and stories.

(A) Aho, a Kiowa matriarch, held festivals in her home, they featured

(B) Festivals were held in Aho, a Kiowa matriarch’s home, which featured

(C) Aho, who was a Kiowa matriarch in her home, held festivals featuring

(D) In her home, Aho, a Kiowa matriarch, held festivals that featured（D）

(E) Aho, a Kiowa matriarch, held festivals in her home that featured

答案选D，请问为什么不能选E，C呢？

C 中 in her home 的位置发生改变，本是做主句的地点状语，却变成了非限制定从地点状语。

E that 定语从句变成修饰home.
15.   Madagascar was one of the last habitable areas of the earth to undergo human settlement, which has made it an ideal site for researching rare flora and fauna.
(A) Madagascar was one of the last habitable areas of the earth to undergo human settlement, which has made it
(B) Madagascar was one of the last habitable areas of the earth to have undergone human settlement, and that has made it
(C) Madagascar underwent human settlement as one of the last habitable areas of the earth, which makes it
(D) Madagascar, one of the last habitable areas of the earth, underwent human settlement, making it
(E) Because Madagascar was one of the last habitable areas of the earth to undergo human settlement, it is
答案选E，为什么其他选项不对呢？

A, B ,C中which, that 都不能指代整个句子。 D 中 it 指代不明确。而且underwent...本来修饰 the last habitable areas,却变成了主句的谓语， 句意改变。